The researchers noted that each phase of kaizen was named in a way that set
They also found that kaizen activities extend beyond working hours. A
study also found that Kaizen was used by Boeing Commercial Airplane Company as a
strategy to reduce operational cost and improve efficiency (Modarress et al., 2005).
Another approach is shown in Bhuiyan and Baghel (2006) researches, the methodology
was called Achieving Competitive Excellence (ACE) that used in aerospace company
becomes beneficial to the company.